Using Local Structure for the Reliable Removal of Noise from the Output of the LoG Edge Detector

Ahmad A. Masoud, Mohamed M. Bayoumi

Research output: Contribution to journalArticlepeer-review

11 Scopus citations

Abstract

This paper tackles an important problem in image processing; that is, the detection of edges in natural scenes. A scheme that combines simplicity with the ability to detect intensity jumps at widely varying contrasts is proposed. The scheme is constructed by combining the Laplacian-of-Gaussian (LoG) edge detector with a noise removal mechanism. The mechanism is built around a proposed definition for potentially valid edge contours that incorporates their local structure in the filtering process. Some of the advantages of the proposed approach include accurate localization of the edges and ease of implementation. Simulation results as well as statistical analysis of the approach for the 1-D case are provided.

Original languageEnglish
Pages (from-to)328-337
Number of pages10
JournalIEEE Transactions on Systems, Man, and Cybernetics
Volume25
Issue number2
DOIs
StatePublished - Feb 1995
Externally publishedYes

ASJC Scopus subject areas

  • General Engineering

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